World sea water temperatures

Water temperature in Tunnels Beach (HI) in March

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Is it warm enough to swim in Tunnels Beach in March? Average water temperature in Tunnels Beach in March is 75°F and therefore suitable for comfortable swimming. The warmest sea in Tunnels Beach in March is 77.4°F, and the coldest is 73°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Tunnels Beach

Changes water temperature in Tunnels Beach in March 2025, 2024

To get an accurate forecast for the water temperature in Tunnels Beach for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Tunnels Beach, the selected years in the table also show the values of the maximum and minimum temperatures on each of the days of March.

You can choose any other years:

Year 1:   Year 2:


Day 2025 2024 Min Max
March 175.4°F73.8°F73.4°F77°F
March 275.4°F73.8°F73.2°F76.8°F
March 375.2°F73.6°F73°F76.6°F
March 475°F73.9°F73°F76.6°F
March 575°F73.9°F73.2°F76.6°F
March 674.8°F74.1°F73.2°F76.3°F
March 774.8°F74.1°F73.4°F76.5°F
March 874.8°F73.9°F73.2°F76.1°F
March 974.5°F73.9°F73.2°F76.8°F
March 1074.3°F74.3°F73.4°F76.6°F
March 1174.1°F74.5°F73.4°F77.4°F
March 1274.1°F74.3°F73.6°F77.2°F
March 1373.9°F74.8°F73.2°F76.8°F
March 1474.3°F74.7°F73.2°F77.2°F
March 1574.5°F74.8°F73.6°F77.4°F
Day 2025 2024 Min Max
March 1674.8°F74.8°F73.2°F77.4°F
March 1775.2°F74.8°F73.2°F77.2°F
March 1875.2°F74.8°F73.2°F76.8°F
March 1975°F74.8°F73.6°F76.6°F
March 2075°F74.8°F73.8°F76.8°F
March 2175°F74.8°F73.8°F77°F
March 2275°F74.7°F73.4°F77.2°F
March 2375.2°F74.7°F73.6°F76.6°F
March 2475.2°F74.7°F73.6°F76.8°F
March 2575.4°F74.7°F73.6°F77°F
March 2675.6°F74.8°F73.8°F76.8°F
March 2775.4°F74.8°F73.8°F76.8°F
March 2875.4°F74.8°F73.6°F76.8°F
March 2975.7°F74.7°F73.4°F76.8°F
March 3075.6°F75°F73.2°F76.8°F
March 3175.6°F75°F73.2°F76.8°F
Tunnels Beach water temp chart in March

Average water temperature in Tunnels Beach in March over a decade

20162017201820192020
75.7°F76.3°F74.7°F73.8°F75.2°F
20212022202320242025
75.6°F76.5°F75.2°F74.5°F75°F

Tunnels Beach sea state in March

Chart comparing the height of waves in Tunnels Beach in March over the past years. The red line indicates the height of the waves when swimming in the sea is prohibited. To view the current sea conditions, click on the graph.

Waves height in Tunnels Beach in March

Tunnels Beach water temperature during other months:

You can also view information about water temperature for other months by clicking on the month button below

Where is the warm sea water in March?

Want to know where the water temperature in March is good for swimming? Select the continent of interest, the day of the month and the required water temperature

Region
Date (day and month)
Water temperature: min 60°F
 Average temperature  Maximum temperature

Temperature in neighboring cities

The nearest locations with the average water temperature in March. In addition, the maximum and minimum water temperatures for that month, recorded over the last decade, are shown

AvrMinMax
Haena Beach75°F72.9°F77.5°F
Kee Beach75°F72.9°F77.5°F
Hideaway Beach75°F73°F77.4°F
Secret Beach75°F72.9°F77.4°F
Lydgate Beach75.4°F73°F77.5°F
Polihale75.6°F73°F78.8°F
Hanapepe75.6°F73.4°F78.1°F
Eleele75.6°F73.4°F78.1°F
Barking Sands Beach75.6°F73°F78.6°F
Waimea75.6°F73.4°F78.3°F

Kauai photo gallery

  • Napali coast
  • Before sunrise at Haena looking east.
  • Kīlauea Lighthouse, Kaua’i
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[1] - The "Blue Flag" is awarded to beaches which fulfill a number of criteria, including: the quality of the bathing water, which must be in accordance with the relevant European Union Directive environmental education and information and beach area management and safety.

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Our report for Tunnels Beach is compiled using satellite data together with in-situ observations to get the most reliable daily data of sea surface temperatures, surf forecasts, current temperatures and weather forecasts.

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